Since it was customary for the king to consult experts in matters of law and justice, he spoke with the wise men who understood the times1
References for Esther 1:13
and were closest to the king--Carshena, Shethar, Admatha, Tarshish, Meres, Marsena and Memucan, the seven nobles2 of Persia and Media who had special access to the king and were highest in the kingdom.
References for Esther 1:14
"According to law, what must be done to Queen Vashti?" he asked. "She has not obeyed the command of King Xerxes that the eunuchs have taken to her."
Then Memucan replied in the presence of the king and the nobles, "Queen Vashti has done wrong, not only against the king but also against all the nobles and the peoples of all the provinces of King Xerxes.
For the queen's conduct will become known to all the women, and so they will despise their husbands and say, 'King Xerxes commanded Queen Vashti to be brought before him, but she would not come.'
This very day the Persian and Median women of the nobility who have heard about the queen's conduct will respond to all the king's nobles in the same way. There will be no end of disrespect and discord.3
References for Esther 1:18
"Therefore, if it pleases the king,4 let him issue a royal decree and let it be written in the laws of Persia and Media, which cannot be repealed,5 that Vashti is never again to enter the presence of King Xerxes. Also let the king give her royal position to someone else who is better than she.
References for Esther 1:19